The exchanger comprises: generation unit, checking unit and sending unit.

交换机包括：生成单元、检测单元及发送单元。

youdao

The mobile management equipment comprises a receiving unit and a sending unit.

所述移动管理设备包括：接收单元和发送单元。

youdao

Some cars have an electric fuel pump. This pump mounts in the fuel tank with the fuel pickup and the fuel-gauge-sending unit.

一些汽车采用电动汽油泵，汽油泵安装在油箱上，附带有油量传感器和燃油表油量传送装置。

youdao

The only way to get help is to trick the service into sending a unit and, after the hospital trip is underway, insisting on going to the CDC instead.

CNN: From Our Correspondent: Singapore's Shame

Israel is sending an army rescue unit, including engineers, doctors and other medical staff.

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The innovation works by sending electronic signals from the steering wheel to a computerised unit that then controls the movement of the tyres, rather than using mechanical links.

BBC: Nissan steer-by-wire cars set for showrooms by 2013